$ query “AS57758” --type=asn → 1 result(s)
AS57758 · CBWS-AS
CBWS Holding B.V.
AS57758 is operated by CBWS Holding B.V. and serves as a residential access provider, based in the Netherlands since 2016. The system announces 1 280 IPv4 addresses, and supports IPv6. Its primary geographic footprint is in the Netherlands.
Basic Information
- Country
- 🇳🇱 Netherlands
- Category
- Internet Service Provider
- Network Role
- Access Provider
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- September 14, 2016
- Last Changed
- October 03, 2026
- Last Seen
- October 21, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 5 / 2
- IPv6 Prefixes (raw / aggregated)
- 11 / 8
- IPv4 Addresses
- 1 280
- Largest IPv4 Prefix
- /22 (1 024 addresses)
- Largest IPv6 Prefix
- /35
- Geolocated Countries
- 🇳🇱 Netherlands (1 280 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 4 upstreams providing transit
- Peers
- 63 networks exchanging traffic without transit
- Downstream Customers
- 3 downstreams buying transit
- Unclassified
- 5 unclassified BGP neighbors
- Degree
- 75 unique BGP neighbors
- Reach
- 3 networks in customer cone
Upstream Providers (4)
Prefix Lists
IPv4 Prefixes (5 total)
- 185.167.204.0/22 (1 024 addresses (/22 prefix))
- 185.142.141.0/24 (256 addresses (/24 prefix))
IPv6 Prefixes (11 total)
- 2a0b:b602:2000::/35
- 2a0b:b602:1000::/36
- 2a0b:b602:4000::/36
- 2a0b:b602:8000::/36
- 2a0b:b600:2000::/37
- 2a0b:b600:110::/44
- 2a0b:b600:3802::/47
- 2a0b:b600:3c04::/48